Rescue-ssh.target Is a Disabled or a Static Unit

So last night I watch your video on how to install kali linux or re4son ons the Raspberry Pi 3 b+ and I got everything right until you putted in the command dpkg reconfigure openssh.service the I get the error rescue-ssh.target is a disabled or a static unit I looked on other forms for the command that wil help but none did, so please help.